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<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en">
<head>
  <meta http-equiv="Content-Type" content="text/html;charset=UTF-8">
  <title>扫雷</title>
  <link rel="stylesheet" href="main.css" />
  <script src="jquery-1.7.2.min.js"></script>
  <script src="main.js"></script>
</head>
<body>
<div id="head">
  <h2>扫雷</h2>
  <div>
    <span class="time">00:00</span>
  </div>
  <div class='level'>
    <span class="active" id="simple">初级</span>
    <span id="general">中级</span>
    <span  id="hard">高级</span>
    <span id="custom" style="width:10px;height: 10px;border-radius:10px;line-height: 10px;">+</span>
  </div> 
  <div class="custom">
    行: <input type="text" id="m" />
    列: <input type="text" id='n' />
    雷: <input type="text" id='mines' />
    <span class="start">start</span>
  </div>
</div>
<div class="box">
  <div id="main"></div>
  <div id="message"></div>
</div>
  
</body>
</html>